Amgen stock hits pause on MLK Day — what to watch before AMGN returns Tuesday
New York, Jan 19, 2026, 18:31 EST — The market has closed. Amgen shares closed Friday up roughly 0.1%, settling at $330.41, with U.S. markets shuttered Monday for Martin Luther King Jr. Day. (New York Stock Exchange) The holiday lull offers investors limited new price moves, yet activity remains brisk. Amgen approaches earnings season, with traders eager for clearer signs…